Approximate Endpoints for Set-Valued Contractions in Metric Spaces

The existence of approximate fixed points and approximate endpoints of the multivalued almost I-contractions is established. We also develop quantitative estimates of the sets of approximate fixed points and approximate endpoints for multivalued almost I-contractions. The proved results unify and im...

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Bibliographic Details
Main Authors: N. Hussain, A. Amini-Harandi, Y. J. Cho
Format: Article
Language:English
Published: SpringerOpen 2010-01-01
Series:Fixed Point Theory and Applications
Online Access:http://dx.doi.org/10.1155/2010/614867